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    <script src="../libraries/RGraph.drawing.yaxis.js" ></script>
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    <title>RGraph demo: Combining more then two Line objects</title>

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    <meta name="description" content="Multiple Line charts each with their own Y axis using the drawing API Y axis object" />
     
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    <h1>Combining more than two Line objects with multiple Y axes</h1>
    
    <p>
        This demonstration shows how you can use the YAxis drawing API object to draw multiple axes on your chart.
    </p>

    <canvas id="cvs" width="600" height="250">[No canvas support]</canvas>
    
    <script>
        var gutterLeft = 160,
            gutterRight = 40,
            gutterTop   = 25;




        /**
        * This draws the extra axes. It's run whenever the line3 object is drawn
        */
        yaxis1 = new RGraph.Drawing.YAxis({
            id: 'cvs',
            x: 159,
            options: {
                colors: 'red',
                textColor: 'red',
                max: 10,
                title: 'Density',
                textAccessible: true
            }
        }).draw()

        yaxis2 = new RGraph.Drawing.YAxis({
            id: 'cvs',
            x: 110,
            options: {
                colors: 'green',
                textColor: 'green',
                max: 100,
                title: 'Speed',
                textAccessible: true
            }
        }).draw()

        yaxis3 = new RGraph.Drawing.YAxis({
            id: 'cvs',
            x: 50,
            options: {
                colors: 'blue',
                textColor: 'blue',
                max: 30,
                title: 'Pressure',
                textAccessible: true
            }
        }).draw();




        var line1 = new RGraph.Line({
            id: 'cvs',
            data: [1,3,5,2,5,6,8,4,4,5,3,6],
            options: {
                ymax: 10,
                hmargin: 5,
                gutterRight: gutterRight,
                gutterLeft: gutterLeft,
                gutterTop: gutterTop,
                labels: ['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec'],
                tooltips: ['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec'],
                colors: ['red', 'green', 'blue'],
                key: ['Density', 'Speed', 'Pressure'],
                keyPosition: 'gutter',
                keyPositionGutterBoxed: false,
                keyPositionX: 275,
                noaxes: true,
                ylabels: false,
                shadow: false,
                textAccessible: true
            }
        }).draw()


        var line2 = new RGraph.Line({
            id: 'cvs',
            data: [54,53,56,58,57,53,49,52,53,56,61,58],
            options: {
                ymax: 100,
                backgroundGrid: false,
                colors: ['green'],
                hmargin: 5,
                gutterRight: gutterRight,
                gutterLeft: gutterLeft,
                gutterTop: gutterTop,
                tooltips: ['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec'],
                noaxes: true,
                ylabels: false,
                shadow: false,
                textAccessible: true
            }
        }).draw()

        var line3 = new RGraph.Line({
            id: 'cvs',
            data: [31,35,32,36,34,32,33,35,28,17,18,18],
            options: {
                ymax: 50,
                backgroundGrid: false,
                ylabels: false,
                colors: ['blue'],
                hmargin: 5,
                gutterRight: gutterRight,
                gutterLeft: gutterLeft,
                gutterTop: gutterTop,
                tooltips: ['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec'],
                noaxes: true,
                shadow: false,
                textAccessible: true
            }
        }).draw();
    </script>







    <p></p>

    This goes in the documents header:
    <pre class="code">
&lt;script src="RGraph.common.core.js"&gt;&lt;/script&gt;
&lt;script src="RGraph.common.dynamic.js"&gt;&lt;/script&gt;
&lt;script src="RGraph.common.key.js"&gt;&lt;/script&gt;
&lt;script src="RGraph.common.tooltips.js"&gt;&lt;/script&gt;
&lt;script src="RGraph.common.key.js"&gt;&lt;/script&gt;
&lt;script src="RGraph.drawing.yaxis.js"&gt;&lt;/script&gt;
&lt;script src="RGraph.line.js"&gt;&lt;/script&gt;
</pre>
    
    Put this where you want the chart to show up:
    <pre class="code">
&lt;canvas id="cvs" width="600" height="250"&gt;
    [No canvas support]
&lt;/canvas&gt;
</pre>

    This is the code that generates the chart:
    <pre class="code">
&lt;script&gt;
    var gutterLeft = 160,
        gutterRight = 40,
        gutterTop   = 25;




    /**
    * This draws the extra axes. It's run whenever the line3 object is drawn
    */
    yaxis1 = new RGraph.Drawing.YAxis({
        id: 'cvs',
        x: 159,
        options: {
            colors: 'red',
            textColor: 'red',
            max: 10,
            title: 'Density',
            textAccessible: true
        }
    }).draw()

    yaxis2 = new RGraph.Drawing.YAxis({
        id: 'cvs',
        x: 110,
        options: {
            colors: 'green',
            textColor: 'green',
            max: 100,
            title: 'Speed',
            textAccessible: true
        }
    }).draw()

    yaxis3 = new RGraph.Drawing.YAxis({
        id: 'cvs',
        x: 50,
        options: {
            colors: 'blue',
            textColor: 'blue',
            max: 30,
            title: 'Pressure',
            textAccessible: true
        }
    }).draw();




    var line1 = new RGraph.Line({
        id: 'cvs',
        data: [1,3,5,2,5,6,8,4,4,5,3,6],
        options: {
            ymax: 10,
            hmargin: 5,
            gutterRight: gutterRight,
            gutterLeft: gutterLeft,
            gutterTop: gutterTop,
            labels: ['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec'],
            tooltips: ['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec'],
            colors: ['red', 'green', 'blue'],
            key: ['Density', 'Speed', 'Pressure'],
            keyPosition: 'gutter',
            keyPositionGutterBoxed: false,
            keyPositionX: 275,
            noaxes: true,
            ylabels: false,
            shadow: false,
            textAccessible: true
        }
    }).draw()


    var line2 = new RGraph.Line({
        id: 'cvs',
        data: [54,53,56,58,57,53,49,52,53,56,61,58],
        options: {
            ymax: 100,
            backgroundGrid: false,
            colors: ['green'],
            hmargin: 5,
            gutterRight: gutterRight,
            gutterLeft: gutterLeft,
            gutterTop: gutterTop,
            tooltips: ['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec'],
            noaxes: true,
            ylabels: false,
            shadow: false,
            textAccessible: true
        }
    }).draw()

    var line3 = new RGraph.Line({
        id: 'cvs',
        data: [31,35,32,36,34,32,33,35,28,17,18,18],
        options: {
            ymax: 50,
            backgroundGrid: false,
            ylabels: false,
            colors: ['blue'],
            hmargin: 5,
            gutterRight: gutterRight,
            gutterLeft: gutterLeft,
            gutterTop: gutterTop,
            tooltips: ['Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec'],
            noaxes: true,
            shadow: false,
            textAccessible: true
        }
    }).draw();
&lt;/script&gt;
</pre>



    



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